import book.BookList;
import user.AdminUser;
import user.NormalUser;
import user.User;

import java.util.Scanner;

public class Main {

    public static User login(){
        Scanner sc = new Scanner(System.in);
        System.out.println("请输入你的姓名：");
        String username = sc.nextLine();

        System.out.println("请输入你的身份：1.管理员   2.普通用户");
        int choice = sc.nextInt();

        if(choice == 1){
            AdminUser adminUser = new AdminUser(username);
            return adminUser;
        }else if(choice == 2){
            NormalUser normalUser = new NormalUser(username);
           return normalUser;
        }else{
            System.out.println("输入错误");
            return null;
        }
    }

    public static void main(String[] args) {
        BookList bookList = new BookList();
        User user = login();

        while(user != null){
            int choice = user.menu();

            user.doIoperation(choice,bookList);
        }
    }
}